Re: [PATCH] i2c: brcmstb: Fixed adapter named with optional interrupts

From: Wolfram Sang <wsa@kernel.org>
To: Florian Fainelli <f.fainelli@gmail.com>
Cc: linux-kernel@vger.kernel.org, Kamal Dasu <kdasu.kdev@gmail.com>,
	Broadcom internal kernel review list 
	<bcm-kernel-feedback-list@broadcom.com>,
	"open list:BROADCOM BRCMSTB I2C DRIVER"
	<linux-i2c@vger.kernel.org>,
	"moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE" 
	<linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] i2c: brcmstb: Fixed adapter named with optional interrupts
Date: Sat, 16 Jul 2022 14:40:07 +0200	[thread overview]
Message-ID: <YtKxpz7kiER8ydcj@shikoro> (raw)
In-Reply-To: <20220706172115.224240-1-f.fainelli@gmail.com>

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On Wed, Jul 06, 2022 at 10:21:15AM -0700, Florian Fainelli wrote:
> When the adapter is registered without interrupts, we would be showing
> the following:
> 
>   # i2cdetect -l
>   i2c-3   i2c             Broadcom STB :                          I2C adapter

What about switching to pdev->name here? That way you also get the base
address for free to differentiate if there are multiple instances on the
SoC?

> 
> which is visually disturbing, only add the separator if we do have an
> interrupt.
> 
> Fixes: dd1aa2524bc5 ("i2c: brcmstb: Add Broadcom settop SoC i2c controller driver")
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
> ---
>  drivers/i2c/busses/i2c-brcmstb.c | 6 ++++--
>  1 file changed, 4 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/i2c/busses/i2c-brcmstb.c b/drivers/i2c/busses/i2c-brcmstb.c
> index b00f35c0b066..538a51299e04 100644
> --- a/drivers/i2c/busses/i2c-brcmstb.c
> +++ b/drivers/i2c/busses/i2c-brcmstb.c
> @@ -684,9 +684,11 @@ static int brcmstb_i2c_probe(struct platform_device *pdev)
>  	adap = &dev->adapter;
>  	i2c_set_adapdata(adap, dev);
>  	adap->owner = THIS_MODULE;
> -	strlcpy(adap->name, "Broadcom STB : ", sizeof(adap->name));
> -	if (int_name)
> +	strlcpy(adap->name, "Broadcom STB", sizeof(adap->name));
> +	if (int_name) {
> +		strlcat(adap->name, ": ", sizeof(adap->name));
>  		strlcat(adap->name, int_name, sizeof(adap->name));
> +	}
>  	adap->algo = &brcmstb_i2c_algo;
>  	adap->dev.parent = &pdev->dev;
>  	adap->dev.of_node = pdev->dev.of_node;
> -- 
> 2.25.1
> 

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